Adjustable length shock cord



FIG. 1 is a perspective view of an adjustable length shock cord showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a right side view thereof. 

The ornamental design for an adjustable length shock cord, as shown. 